From f96c97902452761cbf2bff64d3efa1240df70771 Mon Sep 17 00:00:00 2001 From: Mario Melara Date: Mon, 30 May 2016 13:05:49 -0700 Subject: [PATCH] Added a conditional to check if package is external --- lib/spack/spack/concretize.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/spack/spack/concretize.py b/lib/spack/spack/concretize.py index 5d9715feed..58811c3419 100644 --- a/lib/spack/spack/concretize.py +++ b/lib/spack/spack/concretize.py @@ -84,7 +84,8 @@ def _valid_virtuals_and_externals(self, spec): raise NoBuildError(spec) def cmp_externals(a, b): - if a.name != b.name: + if a.name != b.name and (not a.external or a.external_module and + not b.external and b.external_module): # We're choosing between different providers, so # maintain order from provider sort return candidates.index(a) - candidates.index(b)